ML19323E360

LER 80-015/01T-0:on 800510,changes in Seal Pressure & Makeup Tank Level Occurred During Steady State Power Operation. Caused by Rx Coolant Pump Seal C.Seal Cartridge Rebuilt & Seal Failure Being Investigated

ML19323E360
Person / Time
Site:	Arkansas Nuclear
Issue date:	05/19/1980
From:	Bramlett L ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19323E359	List: ML19323E358 ML19323E360
References
LER-80-015-01T, LER-80-15-1T, NUDOCS 8005230436
Download: ML19323E360 (1)

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I 8 60 65 ooCEET NUMgg. 68 FJ EVENT ATE '4 75 HEPORT DATE EVENT DESCRIPTION AND PROBA8LE CONSEOUENCES h o 2 [_Durina steadv state oower coeration. a sten change necurred in seal stagpl

,o,3,  ; pressure of RX coolant pump "C". At the same time, a step change in i i 1o 9: 1 makeup tank level occurred. Immediate actions were to begin controlled I le is t i shutdown of the unit per T.S. 3.1.6.8. Reoortable oer 6.12.3.1(c). I 10161 l 1 lo li! I i f oie 1 I I

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42 43 de er CAUSE DESCR.PTICN AND CORRECflVE ACTIONS 27 i,ioil The cause of the changes in seal pressure and makeup tank level was due i g, ,, i i to the failure of "C" RX coolant pump seal . The corrective action was toi

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